From 2d760071d897f6bd0308a622d546963d72613ea1 Mon Sep 17 00:00:00 2001
From: tjc <tjc@ee4ac58c-ac51-4696-9907-e4b3aa274f04>
Date: Fri, 6 May 2005 09:27:13 +0000
Subject: [PATCH] cache viewport
git-svn-id: svn+ssh://svn.internal.sanger.ac.uk/repos/svn/pathsoft/artemis/trunk@2449 ee4ac58c-ac51-4696-9907-e4b3aa274f04
---
.../artemis/components/FeatureList.java | 23 ++++++++-----------
1 file changed, 10 insertions(+), 13 deletions(-)
diff --git a/uk/ac/sanger/artemis/components/FeatureList.java b/uk/ac/sanger/artemis/components/FeatureList.java
index 9d288bdd4..0f6d02790 100644
--- a/uk/ac/sanger/artemis/components/FeatureList.java
+++ b/uk/ac/sanger/artemis/components/FeatureList.java
@@ -20,7 +20,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
- * $Header: //tmp/pathsoft/artemis/uk/ac/sanger/artemis/components/FeatureList.java,v 1.16 2005-05-06 08:47:47 tjc Exp $
+ * $Header: //tmp/pathsoft/artemis/uk/ac/sanger/artemis/components/FeatureList.java,v 1.17 2005-05-06 09:27:13 tjc Exp $
*/
package uk.ac.sanger.artemis.components;
@@ -56,7 +56,7 @@ import javax.swing.JComponent;
* Features.
*
* @author Kim Rutherford
- * @version $Id: FeatureList.java,v 1.16 2005-05-06 08:47:47 tjc Exp $
+ * @version $Id: FeatureList.java,v 1.17 2005-05-06 09:27:13 tjc Exp $
*
**/
@@ -104,6 +104,9 @@ public class FeatureList extends EntryGroupPanel
**/
private int max_base_pos_width;
+ /** JScrollPane viewport that this panel is the view of */
+ private JViewport viewport = null;
+
/**
* Create a new FeatureList with the default number of rows.
* @param entry_group The EntryGroup that this component will display.
@@ -303,16 +306,6 @@ public class FeatureList extends EntryGroupPanel
setPreferredSize(new Dimension(getSize().width*4,hgt));
revalidate();
repaint();
-
-// switch(event.getType())
-// {
-// case EntryGroupChangeEvent.ENTRY_ADDED:
-// case EntryGroupChangeEvent.ENTRY_ACTIVE:
-// case EntryGroupChangeEvent.ENTRY_DELETED:
-// case EntryGroupChangeEvent.ENTRY_INACTIVE:
-// repaint();
-// break;
-// }
}
/**
@@ -400,11 +393,15 @@ public class FeatureList extends EntryGroupPanel
*/
protected JViewport getViewport()
{
+ if(viewport != null)
+ return viewport;
+
Container container = getParent();
while(!(container instanceof JScrollPane))
container = container.getParent();
- return ((JScrollPane)container).getViewport();
+ viewport = ((JScrollPane)container).getViewport();
+ return viewport;
}
/**
--
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